Chronic Obstructive Pulmonary Disease (COPD) Epidemiological and Pan-airway Aspects
Background – Chronic obstructive pulmonary disease (COPD) is a major cause of morbidity and mortality worldwide. However, there is little information on the prevalence and particularly on the incidence of COPD. Also, apart from the importance of tobacco smoking and a1-antitrypsin deficiency, information on contributing risk factors for the development of COPD is limited. Hypotheses – 1. Spi
